Ripening Orange

Because she is infertile, Da Ma has never received much attention from her husband, Rong Yao Hua. After finding out about his heated love affair with brothel beauty Yan Hong, she decides to do something about her own fate by living vicariously through the innocent Xiu He, a farmer's daughter who reminds Da Ma of her own youth. Da Ma decides to let Xiu He marry into the Rong family as Yao Hua's concubine, hoping she will bear the family a child. Unexpectedly, Yao Hua's cousin Yao Hui takes his place as the groom and falls in love with Xiu He.
(Source: DramaWiki)